[PATCH v13 2/8] iommu/vt-d: Use a helper function to skip agaw for SL

[Jacob Pan]

On Wed, 13 May 2020 22:51:32 -0700
Christoph Hellwig <hch at infradead.org> wrote:

> On Wed, May 13, 2020 at 04:01:43PM -0700, Jacob Pan wrote:
> > An Intel iommu domain uses 5-level page table by default. If the
> > iommu that the domain tries to attach supports less page levels,
> > the top level page tables should be skipped. Add a helper to do
> > this so that it could be used in other places.  
> 
> Please use up all 73 chars for the commit log.

Will do. thanks.